# Challenge

**URL:** <https://discourse.shapr3d.com/t/challenge/10481>\
**Category:** Share your creations\
**Created:** [December 22, 2020, 8:08am UTC](https://discourse.shapr3d.com/t/challenge/10481 "2020-12-22T08:08:50Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 8:08am UTC](https://discourse.shapr3d.com/t/challenge/10481/1 "2020-12-22T08:08:50Z")

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I want to challenge everyone to draw a right triangular pyramid.  
I found that building a right triangular pyramid with a few simple steps is not so simple.  
Tomorrow I will show the solution. Good luck! 🙂

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 9:09am UTC](https://discourse.shapr3d.com/t/challenge/10481/2 "2020-12-22T09:09:47Z")

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![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/a/a98b59575f0692e1cce9b8fefc80aa9fa2496633.png)  
you mean as in the picture?

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**Author:** ![MrJack88](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mrjack88/32/8138_2.png) [@MrJack88](https://discourse.shapr3d.com/u/MrJack88)\
**Post date:** [December 22, 2020, 9:13am UTC](https://discourse.shapr3d.com/t/challenge/10481/3 "2020-12-22T09:13:54Z")

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You noticed a problem haven’t you ?🙂

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 9:16am UTC](https://discourse.shapr3d.com/t/challenge/10481/4 "2020-12-22T09:16:59Z")

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If the peak all 90 deg…its easy

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**Author:** ![MrJack88](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mrjack88/32/8138_2.png) [@MrJack88](https://discourse.shapr3d.com/u/MrJack88)\
**Post date:** [December 22, 2020, 9:20am UTC](https://discourse.shapr3d.com/t/challenge/10481/5 "2020-12-22T09:20:21Z")

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@Chayanne

 ![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/a/a600a077aef6767cb45bbadd06c2cd927c79c931.jpeg)

 ![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/a/aea36919a7cfbe2d58e57b0e1bcb90c9ef43edc8.jpeg)

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 9:26am UTC](https://discourse.shapr3d.com/t/challenge/10481/6 "2020-12-22T09:26:44Z")

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Yes, but all edges must be equal. In my example - 10 mm.

 ![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/a/a20b75787249be77a0e189ac55f11e2dcadce368.jpeg)

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 9:30am UTC](https://discourse.shapr3d.com/t/challenge/10481/7 "2020-12-22T09:30:53Z")

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Keep trying 🙂

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 9:33am UTC](https://discourse.shapr3d.com/t/challenge/10481/8 "2020-12-22T09:33:26Z")

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But it have 60 deg on the sides…

I made it a long time ago

[![](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/4/4a828d57efbc5e87503c20991ad3a859e91b1e18.jpeg "Tetrahedron in Shapr3D") ](https://www.youtube.com/watch?v=Id2-JaObeW4)

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 9:34am UTC](https://discourse.shapr3d.com/t/challenge/10481/9 "2020-12-22T09:34:59Z")

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Its called : tetrahedron

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 9:47am UTC](https://discourse.shapr3d.com/t/challenge/10481/10 "2020-12-22T09:47:20Z")

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Great solution, but as I said - it should be in a few simple steps. 🙂

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**Author:** ![MrJack88](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mrjack88/32/8138_2.png) [@MrJack88](https://discourse.shapr3d.com/u/MrJack88)\
**Post date:** [December 22, 2020, 9:55am UTC](https://discourse.shapr3d.com/t/challenge/10481/11 "2020-12-22T09:55:08Z")

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Man some wrong with angles

 ![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/0/05a85a542ac9d94199ae91a07252f6ba768c231d.jpeg)

But I got it 🙃

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 10:03am UTC](https://discourse.shapr3d.com/t/challenge/10481/12 "2020-12-22T10:03:42Z")

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Can you show the steps? 🙂

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**Author:** ![MrJack88](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mrjack88/32/8138_2.png) [@MrJack88](https://discourse.shapr3d.com/u/MrJack88)\
**Post date:** [December 22, 2020, 10:09am UTC](https://discourse.shapr3d.com/t/challenge/10481/13 "2020-12-22T10:09:55Z")

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There you go 📹

[https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/6/61ebb37a7011e25d05490b09bd8c1a4e7bb5be62.mp4](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/6/61ebb37a7011e25d05490b09bd8c1a4e7bb5be62.mp4)

Here is the sketch as well 🙂

 ![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/9/9d6dc4db84a36b96ce39506e55fc84f5b0a5e826.jpeg)

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 10:34am UTC](https://discourse.shapr3d.com/t/challenge/10481/14 "2020-12-22T10:34:49Z")

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OK. I agree with you, but can you do it if you don’t know the exact degrees?

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 10:35am UTC](https://discourse.shapr3d.com/t/challenge/10481/15 "2020-12-22T10:35:11Z")

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That angle is a infinite decimal fraction… not exact

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 10:36am UTC](https://discourse.shapr3d.com/t/challenge/10481/16 "2020-12-22T10:36:47Z")

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I draw a triangle with an axis and plane then loft

[![]( " - YouTube") ](https://www.youtube.com/watch?v=f5aooSkvUmQ)

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**Author:** ![JST](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@JST](https://discourse.shapr3d.com/u/JST)\
**Post date:** [December 22, 2020, 10:41am UTC](https://discourse.shapr3d.com/t/challenge/10481/17 "2020-12-22T10:41:03Z")

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Here is the basic

 ![image](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/f/fb8fa36f4b13ea2a61ac234aa505618db0bab6db.jpeg)

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**Author:** ![MrJack88](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mrjack88/32/8138_2.png) [@MrJack88](https://discourse.shapr3d.com/u/MrJack88)\
**Post date:** [December 22, 2020, 10:41am UTC](https://discourse.shapr3d.com/t/challenge/10481/18 "2020-12-22T10:41:05Z")

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@Chayanne  
The draft angle should be 30… Normal draft.

Here I had to play hot /cold game some Draft angels had correct length but the angle little off some the opposite  
Till I reached this angle.

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**Author:** ![Chayanne](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/chayanne/32/8789_2.png) [@Chayanne](https://discourse.shapr3d.com/u/Chayanne)\
**Post date:** [December 22, 2020, 11:21am UTC](https://discourse.shapr3d.com/t/challenge/10481/19 "2020-12-22T11:21:15Z")

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Congratulations! This is the easiest way 🙂  
I found two solutions:

[![](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/3X/b/0/b074df3b45f8b0dd2bf0703bfee767182d86ab22.jpeg "22 декември 2020 г.") ](https://www.youtube.com/watch?v=iy6Ar5roRnc)

[![](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/3X/3/2/3287fa28241fdd8c5e11992228e2edff074c9ea1.jpeg "22 декември 2020 г.") ](https://www.youtube.com/watch?v=D5HHZR8GqnA)

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<div class="post-metadata">

**Author:** ![MrJack88](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/mrjack88/32/8138_2.png) [@MrJack88](https://discourse.shapr3d.com/u/MrJack88)\
**Post date:** [December 22, 2020, 11:40am UTC](https://discourse.shapr3d.com/t/challenge/10481/20 "2020-12-22T11:40:08Z")

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@Chayanne  
I liked the second video 🙂

Though mine is easier 😛

[Next page](https://discourse.shapr3d.com/t/challenge/10481.md?page=2)